LT3496I Просмотр технического описания (PDF) - Linear Technology
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LT3496I Datasheet PDF : 20 Pages
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LT3496
Absolute Maximum Ratings (Note 1)
VIN (Note 4)...............................................................40V
SW1, SW2, SW3, LED1, LED2, LED3,
CAP1, CAP2, CAP3....................................................45V
TG1, TG2, TG3.................................... CAP – 10V to CAP
PWM1, PWM2, PWM3..............................................20V
VREF, CTRL1, CTRL2, CTRL3, fADJ, VC1, VC2, VC3,
OVP1, OVP2, OVP3...................................................2.5V
SHDN (Note 4)............................................................VIN
Operating Junction Temperature Range (Notes 2, 6)
LT3496E............................................. –40°C to 125°C
LT3496I.............................................. –40°C to 125°C
LT3496H............................................ –40°C to 150°C
Storage Temperature Range
QFN.................................................... –65°C to 150°C
TSSOP.................................................. 65°C to 125°C
Lead Temperature (Soldering, 10 sec)
TSSOP............................................................... 300°C
Pin Configuration
SHDN 1
PWM3 2
PWM2 3
PWM1 4
VREF 5
CTRL3 6
CTRL2 7
CTRL1 8
fADJ 9
VC3 10
VC2 11
VC1 12
OVP3 13
OVP2 14
TOP VIEW
29
28 VIN
27 TG3
26 LED3
25 CAP3
24 SW3
23 SW2
22 CAP2
21 LED2
20 TG2
19 SW1
18 CAP1
17 LED1
16 TG1
15 OVP1
FE PACKAGE
28-LEAD PLASTIC TSSOP
θJA = 30°C/W, θJC = 10°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
TOP VIEW
28 27 26 25 24 23
PWM1 1
22 CAP3
VREF 2
CTRL3 3
21 SW3
20 SW2
CTRL2 4
CTRL1 5
29
19 CAP2
18 LED2
fADJ 6
VC3 7
17 TG2
16 SW1
VC2 8
15 CAP1
9 10 11 12 13 14
UFD PACKAGE
28-LEAD (4mm s 5mm) PLASTIC QFN
θJA = 34°C/W, θJC = 2.7°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3496EFE#PBF
LT3496EFE#TRPBF
3496FE
28-Lead Plastic TSSOP
–40°C to 125°C
LT3496IFE#PBF
LT3496IFE#TRPBF
3496FE
28-Lead Plastic TSSOP
–40°C to 125°C
LT3496EUFD#PBF
LT3496EUFD#TRPBF
3496
28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C
LT3496IUFD#PBF
LT3496IUFD#TRPBF
3496
28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C
LT3496HUFD#PBF
LT3496HUFD#TRPBF
3496
28-Lead (4mm × 5mm) Plastic QFN –40°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
*For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
3496ff
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